It is a powerful free radical scavenger produced naturally in the pineal gland and present in large quantities in the gastrointestinal tract. It has a fast absorption and a great flavor. It is involved in many of the biological functions of the body, brain, and gland, including regulation of normal sleep / wake cycles, regulation of the immune system, and maintenance of a healthy gastrointestinal lining. It is recommended to shake well. Take a quarter teaspoon (20 drops) just before bedtime. Drink it straight or add it to your favorite beverage. For adults only at bedtime. It is not for pregnant or lactating women. May cause drowsiness. Do not use in conjunction with alcoholic beverages, while driving a vehicle or operating machinery. See a doctor if you take medications (especially sedatives and antidepressants) or have a medical condition (including depression, high blood pressure, and epilepsy). Contains alcohol. Once opened, keep in a cool (below 25ºC), dry and dark place. Keep out of the reach of children.